RETROL×OKMO 185 Micro Single-Cylinder 4-Stroke Gasoline Engine Model for Classic Vintage Tractor

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RETROL×OKMO 185-Type Micro Single-Cylinder 4-Stroke Gasoline Engine Model for Classic Vintage Tractor (Pulley Version/Generator Version)

Product Information:

Step into a world of mechanical elegance with the RETROL×OKMO 185 Micro Four-Stroke Gasoline Engine Model – a stunning miniature tribute to classic vintage tractor engines. This 185-type version boasts meticulous craftsmanship, capturing every nuance of a single-cylinder four-stroke motor in a scaled-down display model.

.Versatile Multi-Scene Compatibility with Secure Installation:

Easily mountable on the front bracket of a tractor chassis using four M2.5 screws, and the clutch housing connects precisely to the flywheel casing with eight M1.6 screws, ensuring a tight and reliable fit. With power output delivered via the flywheel-side pulley, this engine model is widely applicable for water pump operations, CNC machining, maintenance equipment drives, power generation, and more—perfectly adaptable to various needs.

.CNC Precision Manufacturing for Exceptional Durability:

Every component is meticulously machined using advanced CNC technology, achieving high-precision fits between parts. This not only enhances operational stability but also significantly extends the engine’s lifespan. The result is outstanding reliability, born from craftsmanship-level attention to detail.

.Efficient Cooling and Lubrication for Long-Term Operation: 

Equipped with a centrifugal high-efficiency cooling large flywheel that rapidly dissipates heat to prevent engine overheating. The piston features a metal ring design, working with a connecting rod oil channel lubrication system to ensure thorough lubrication of both the piston and camshaft. Additionally, the top of the piston includes two compression rings and one oil ring to prevent oil and gas leakage—ensuring the engine performs efficiently even under prolonged and high-intensity operation.

.Classic Ignition System with Enhanced Protection:

Utilizes a realistic mechanical strike ignition system, offering precise timing and fast response to ensure reliable starting performance. The engine oil intake is equipped with primary and secondary filtration screens to effectively remove impurities, fully protecting internal components. This significantly extends maintenance intervals, reduces upkeep costs, and enhances user convenience.

.Premium Materials and Attention to Detail:

Features a large-capacity brass fuel tank with a visible oil level window for easy monitoring. The copper fuel lines are fiber-welded to dramatically improve corrosion resistance and reliability. Every detail reflects a commitment to professional craftsmanship and advanced engineering.

.Product Introduction:

Model 185 Engine – A Classic Masterpiece of Versatility, Precision, and Durability
The Model 185 engine is a high-performance, multi-functional power unit widely used in agricultural machinery, industrial equipment, and stationary power systems. Whether serving as the core power source for small four-wheel tractors or driving water pumps, CNC machines, or generators, the 185 engine consistently delivers outstanding performance and reliable stability.

As a flagship of our “Classic” series, the 185 engine represents industrial-grade manufacturing standards. It is meticulously crafted by professional engineers to replicate the structure and detailing of a real engine.

Whether you’re a mechanical enthusiast, a collector, or a model engineering hobbyist, the 185 engine model is a must-have masterpiece. If you’re in search of a premium miniature engine that offers both practical functionality and collectible value, the Model 185 engine is your perfect choice.

More Details:

.Model: 185
.Material: Brass + Aluminum Alloy + Stainless Steel
.Color: Silver
.Form: Ready to Run
.Displacement: 3.6 cc
.Cylinder Diameter: 16 mm
.Stroke: 19 mm
.Cooling Method: Air Cooling
.Lubrication Method: Independent Oil Channel Lubrication
.Starting Method: Hand Pull/Electric Drill
.Ignition Method: Mechanical Ignition
.Spark Plug Specification: 3/16-40 British Thread
.Fuel: 95# and above Gasoline
.Engine Oil: 2T/4T Mixed Engine Oil
.Power Supply: 4.5V/AA Battery * 3 (not included)
.Product Weight: 1730g
.Package Weight: 1900g
.Product Dimensions: 20 x 12 x 18.5cm
.Package Dimensions: 25 x 18 x 20cm
.Packing: Graphic Carton
.Ages: 16+

Packing List:

.Engine *1
.Starter Stick *1
.Instruction Manual *1